The Illinois State Fairgrounds offers many services to visitors to ensure a smooth visit in Springfield. Child care facilities and wheelchair services ensure that all visitors can take part in the fun of the State Fair in Springfield Illinois.
Software design principles represent a set of guidelines that helps us to avoid having a bad design. The design principles are associated to Robert Martin who gathered them in Agile Software Development: Principles, Patterns, and Practices. According to Robert Martin there are 3 important characteristics of a bad design that should be avoided: 1  Rigidity-It is hard to change because every change affects too many other parts of the system. 2  Fragility-When you make a change, unexpected parts of the system break.
Permaculture - Core tenets and principles of design. 1  The three core tenets of permaculture are: [11] [12] [13] 2  Care for the earth: Provision for all life systems to continue and multiply. 3  Care for the people: Provision for people to access those resources necessary for their existence.